[[!meta date="Sat Sep 14 00:00:00 2013"]]
[[!meta title="Numerous security holes in Tails 0.20"]]

[[!tag security/fixed]]

Several security holes affect Tails 0.20.

We **strongly** urge you to [[upgrade to Tails 0.20.1|news/version_0.20.1]]
as soon as possible in case you are still using an older version.

Details
=======

 - Iceweasel:
   - [[!debsa2013 2759]]
   - [[!mfsa2013 76]]
   - [[!mfsa2013 79]]
   - [[!mfsa2013 82]]
   - [[!mfsa2013 83]]
   - [[!mfsa2013 88]]
   - [[!mfsa2013 89]]
   - [[!mfsa2013 90]]
   - [[!mfsa2013 91]]
 - imagemagick: [[!debsa2013 2750]]
 - tiff: [[!debsa2013 2744]]
 - Linux kernel:
   - [[!cve CVE-2013-4125]]
   - [[!cve CVE-2013-4163]]
   - [[!cve CVE-2013-4162]]
   - [[!cve CVE-2013-4205]]
   - [[!cve CVE-2013-2899]]
   - [[!cve CVE-2013-2898]]
   - [[!cve CVE-2013-2896]]
   - [[!cve CVE-2013-2892]]
   - [[!cve CVE-2013-2888]]
   - [[!cve CVE-2013-0343]]
   - [[!cve CVE-2013-4254]]
